FR 635 then FR 261 at Dublin
Cardiff → Dublin → Alicante
Timetable, Dublin time
17:05FR 635 from Cardiff at the gate
16:35FR 261 to Alicante leaves the gate
23 h 30 apart on the timetable, overnight
FR 261 leaves 23 h 30 after FR 635 arrives on the timetable: more than half a day, so not a connection we count.